NYC 9/11 Public Portal Document
Friday 15 of Mar 2002, Mayor Office ->718 595 4544 Page 15 of 29
1. Minor interior mechanical (HVAC), electrical, or plumbing work, limited to
upgrading, elevation, or in kind replacement, with the exception of historic
fixtures, which must be repaired in kind for this Allowance to apply. This
Allowance does not apply to exposed new ductwork.
2. Replacement or installation of interior fire detection, fire suppression or security
alarm systems. This Allowance does not apply to exposed wiring such as surface
mounted wiring, conduits, piping, etc.
C. Windows and Doors
1. In kind repair or replacement of damaged or deteriorated windows and doors.
2. Replacement of window panes in kind or with clear double or triple glazing,
provided the result does not alter the existing window material and form. Also,
historic windows or glazing may be treated with clear window films. This
Allowance does not apply to the replacement of existing archaic or decorative
glass.
3. In kind repair of historic door and window hardware.
D. Exterior Walls, Cornices, Porches and Foundations
1. Cleaning to remove surface dirt consistent with Appendix B D, Performance
Standards for Cleaning Masonry Exteriors.
2. Cleaning to remove paint (signage) from masonry exteriors consistent with
Appendix B, Performance Standards for Removing Paint (Signage) from
Masonry.
3. Repainting of surfaces, provided that destructive surface preparation treatments
are not used, such as water blasting, sandblasting, power sanding, and chemical
cleaning.
4. In kind repair or partial replacement of porches, cornices, exterior siding, doors,
balustrades, stairs, or trim.
5. Substantially in kind repair or replacement of signs or awnings.
6. Temporary stabilization bracing or shoring, provided such work does not result in
additional damage, significant loss of historic fabric, of irreversible alterations.
7. Anchoring of walls to floor systems, provided the anchors are embedded and
concealed from exterior view, such as in the Hilti systems, and disturbed historic
fabric is restored in kind.
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NYC-WTC 000093802
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